Features & Applications

  • Three sizes designed to fit common outlet box applications
  • Integrated adhesive for fast and simple installation
  • Installs inside outlet boxes after the wall has been finished
  • Applied by hand. No special tools required
  • US Patent No. 6,252,167
  • An intumescent box insert designed to help protect electrical outlet boxes
  • For common outlet box sizes
  • Install Firestop Insert Box inside electrical outlet box

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